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Case File

CVE-2017-18371

CRITICAL · CVSS 9.8 EPSS 22.53% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-05-02 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Linux. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 22.5% probability of exploitation in the next 30 days.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-18371
Severity
CRITICAL
CVSS
9.8
EPSS
22.53%
Linux

Original NVD Description

The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has three user accounts with default passwords, including two hardcoded service accounts: one with the username true and password true, and another with the username supervisor and password zyad1234. These accounts can be used to login to the web interface, exploit authenticated command injections, and change router settings for malicious purposes.

Related CVEs

Other vulnerabilities affecting the same vendor(s)